#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
Created on Mon Jun 25 08:53:29 2018

@author: chenliheng
"""
# 字符串的格式化输出
for i in range(1,11):
    print("编号{}".format(i))

# 集合中追加元素
lst = ['a','b','c']
lst.append('d')

for s in lst:
    print(s)

    